New York attorney record · Judicial Dept 3
Timothy Sean O'Brien
John Marshall Law School alumna, admitted to the New York bar in 2006, registered office in Oak Park, IL. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 2006
- Admitted
- 20
- Years in bar
- 4434601
- NY reg #
New York has 429,620 registered attorneys, of which 284,296 are currently active.
What this profile tells you
Bar status & tenure
Timothy Sean O'Brien is registered as bar number 4434601 with the New York bar authority, carrying a current status of "Currently registered", which indicates the attorney is currently authorized to practice law and is in good standing for registration purposes. The attorney was admitted to the bar in 2006, representing roughly 20 years since admission — a useful signal when weighing depth of practical experience against fee expectations. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under O BRIEN ESTATE LAW, LLC, located in Oak Park, IL, ZIP 60301. Educational background: JOHN MARSHALL LAW SCHOOL — which has 103 registered alumni in this dataset, one of the admissions credentials used by the bar to verify qualification for licensure.
State context & due diligence
For benchmarking context, New York has 429,620 registered attorneys statewide, of which 284,296 (66.2%) are actively registered — this attorney's "Currently registered" status places them within the active cohort. Bar registration status alone does not confirm competence, specialty, or fit for a specific legal matter — it confirms only that the attorney has met the bar's registration requirements as of the last reporting cycle. Before engaging any attorney, verify their current standing directly with the state bar, review any discipline history through official channels, confirm fee structure in writing, and ask about specific experience handling matters similar to yours. Public profiles like this one are a starting point for due diligence, not a substitute for it.
Professional Details
- Status
- Currently registered
- Registration Number
- 4434601
- Year Admitted
- 2006 (20 yrs · senior)
- Judicial Department
- 3
- Next Registration
- Aug 2026
Location & Contact
- Company
- O BRIEN ESTATE LAW, LLC
- City
- Oak Park, IL
- ZIP Code
- 60301
- Phone
- (312) 813-9202
Education
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Timothy Sean O'Brien's current status is "Currently registered".
Source: NY Office of Court Administration — Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Verify This Attorney
Always verify attorney credentials through official state bar records before making legal decisions.
Verify on NY Courts Attorney SearchSource: New York State Unified Court System — Attorney Registration Search
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Compare attorneys →Frequently Asked Questions
Where is Timothy O'Brien licensed?
Timothy O'Brien is licensed in New York. Their current bar status is "Currently registered".
When was Timothy Sean O'Brien admitted to the bar?
Timothy Sean O'Brien was admitted to the bar in 2006.
Where did Timothy Sean O'Brien go to law school?
Timothy Sean O'Brien attended JOHN MARSHALL LAW SCHOOL.
What company does Timothy Sean O'Brien work for?
Timothy Sean O'Brien is associated with O BRIEN ESTATE LAW, LLC in Oak Park, IL.
Is Timothy Sean O'Brien in good standing?
Yes, Timothy Sean O'Brien has a current registration status of "Currently registered", indicating active standing with the bar.
Disclaimer: This information is sourced from public state bar records provided by the New York Office of Court Administration. PlainAttorney does not provide legal advice, referrals, or endorsements. Use this data for informational purposes only. Always verify attorney credentials directly with the NY Courts Attorney Search before making legal decisions.
Read our methodology — how this data is sourced, computed, and verified.